<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<header>
    <h2>网页头部</h2>
</header>

<section>
    <h2>网页主体</h2>
</section>

<footer>
    <h2>网页脚部</h2>
</footer>
</body>
</html>